86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
// Copyright 2016 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "net/http/http_stream_parser.h"
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#include <stddef.h>
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#include <stdint.h>
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#include <fuzzer/FuzzedDataProvider.h>
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#include <algorithm>
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#include <memory>
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#include <string>
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#include <vector>
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#include "base/check_op.h"
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#include "base/memory/ref_counted.h"
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#include "net/base/io_buffer.h"
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#include "net/base/net_errors.h"
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#include "net/base/test_completion_callback.h"
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#include "net/http/http_request_headers.h"
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#include "net/http/http_request_info.h"
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#include "net/http/http_response_info.h"
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#include "net/log/net_log.h"
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#include "net/log/test_net_log.h"
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#include "net/socket/fuzzed_socket.h"
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#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
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#include "url/gurl.h"
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// Fuzzer for HttpStreamParser.
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//
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// |data| is used to create a FuzzedSocket.
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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net::TestCompletionCallback callback;
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// Including an observer; even though the recorded results aren't currently
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// used, it'll ensure the netlogging code is fuzzed as well.
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net::RecordingNetLogObserver net_log_observer;
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net::NetLogWithSource net_log_with_source =
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net::NetLogWithSource::Make(net::NetLogSourceType::NONE);
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FuzzedDataProvider data_provider(data, size);
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net::FuzzedSocket fuzzed_socket(&data_provider, net::NetLog::Get());
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CHECK_EQ(net::OK, fuzzed_socket.Connect(callback.callback()));
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net::HttpRequestInfo request_info;
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request_info.method = "GET";
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request_info.url = GURL("http://localhost/");
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scoped_refptr<net::GrowableIOBuffer> read_buffer =
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base::MakeRefCounted<net::GrowableIOBuffer>();
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// Use a NetLog that listens to events, to get coverage of logging
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// callbacks.
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net::HttpStreamParser parser(&fuzzed_socket, false /* is_reused */,
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&request_info, read_buffer.get(),
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net_log_with_source);
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net::HttpResponseInfo response_info;
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int result = parser.SendRequest(
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"GET / HTTP/1.1\r\n", net::HttpRequestHeaders(),
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TRAFFIC_ANNOTATION_FOR_TESTS, &response_info, callback.callback());
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result = callback.GetResult(result);
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if (net::OK != result)
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return 0;
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result = parser.ReadResponseHeaders(callback.callback());
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result = callback.GetResult(result);
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if (result < 0)
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return 0;
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while (true) {
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scoped_refptr<net::IOBufferWithSize> io_buffer =
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base::MakeRefCounted<net::IOBufferWithSize>(64);
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result = parser.ReadResponseBody(io_buffer.get(), io_buffer->size(),
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callback.callback());
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// Releasing the pointer to IOBuffer immediately is more likely to lead to a
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// use-after-free.
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io_buffer = nullptr;
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if (callback.GetResult(result) <= 0)
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break;
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}
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return 0;
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}
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